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Class Information
Number: 52/232
Name: Static structures (e.g., buildings) > Irreversibly reactive component
Description: Structure including (1) a component in one layer which reacts chemically with a component of another layer or (2) a component which irreversibly changes in physical or chemical structure other than a mere dimensional change with variations in ambient conditions, e.g., heat or moisture.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4823530 |
Thermic insulating covers for facade and the like walls |
Apr. 25, 1989 |
| 4823527 |
Plumbing concrete form accessory |
Apr. 25, 1989 |
| 4821909 |
Hygienic pressure relief panel unit |
Apr. 18, 1989 |
| 4817357 |
Suspension ceiling grid tee |
Apr. 4, 1989 |
| 4811538 |
Fire-resistant door |
Mar. 14, 1989 |
| 4799349 |
Fire resistant steel door |
Jan. 24, 1989 |
| 4796401 |
Composite fire stop device |
Jan. 10, 1989 |
| 4788800 |
Fire stop device |
Dec. 6, 1988 |
| 4785595 |
Fire-rated main runner |
Nov. 22, 1988 |
| 4758003 |
Method and apparatus for changing physical and chemical properties of materials |
Jul. 19, 1988 |
| 4754591 |
Construction and repair of refractory structures, in particular heated structures |
Jul. 5, 1988 |
| 4751031 |
Method and an apparatus for waterproofing and gastightening a cable and/or tube passage in a wall or the like, using a foamable synthetic resin |
Jun. 14, 1988 |
| 4748787 |
Pipe flange fire-proofing kit and process |
Jun. 7, 1988 |
| 4743485 |
Vented composite foam panel |
May. 10, 1988 |
| 4740404 |
Waterstop |
Apr. 26, 1988 |
| 4733514 |
Building construction with meltable insulation and reservoir trough therefor |
Mar. 29, 1988 |
| 4729916 |
Thermal protective system |
Mar. 8, 1988 |
| 4723385 |
Fire resistant wall construction |
Feb. 9, 1988 |
| 4713919 |
Laser welded ceiling grid members |
Dec. 22, 1987 |
| 4712342 |
Fire-sealed lead-through for framed building components |
Dec. 15, 1987 |
| 4706426 |
Fire-rated flush mounted corner guard |
Nov. 17, 1987 |
| 4696864 |
Method of providing structural support for compositions |
Sep. 29, 1987 |
| 4693923 |
Water barrier |
Sep. 15, 1987 |
| 4685262 |
Main beam for ceiling panel suspension system |
Aug. 11, 1987 |
| 4676025 |
Remotely activatable seal |
Jun. 30, 1987 |
| 4669759 |
Fire-stop stack fitting and method of using same |
Jun. 2, 1987 |
| 4663204 |
Element from intumescent fire-proof composition, and specific method for preparing same |
May. 5, 1987 |
| 4662126 |
Vibration resistant explosion control vent |
May. 5, 1987 |
| 4660338 |
Sealing element for components of buildings |
Apr. 28, 1987 |
| 4653563 |
Structure incorporating stabilizing means |
Mar. 31, 1987 |
| 4652179 |
Method of and device for severing a tension member in a prestressed grouted anchor |
Mar. 24, 1987 |
| 4648227 |
Low shock explosive joint systems |
Mar. 10, 1987 |
| 4649089 |
Intumescent materials |
Mar. 10, 1987 |
| 4646486 |
Flame-retarding wall feedthrough fitting |
Mar. 3, 1987 |
| 4646494 |
Building panel and system |
Mar. 3, 1987 |
| 4642956 |
Fire-retardant fluid coupling assembly and method |
Feb. 17, 1987 |
| 4630412 |
Collapse preventing connection device for building structures |
Dec. 23, 1986 |
| 4626301 |
Method of making a fire-resistant translucent layer |
Dec. 2, 1986 |
| 4607469 |
Seal for water proofing a utility line conduit and a method of forming the seal |
Aug. 26, 1986 |
| 4607579 |
Apparatus for dispersing a dye over securities in a closed space at attempts at burglary |
Aug. 26, 1986 |
| 4606166 |
Fire-rated beam with expansion relief section |
Aug. 19, 1986 |
| 4603524 |
Fire resistant glazing system |
Aug. 5, 1986 |
| 4601153 |
Suspended ceiling system |
Jul. 22, 1986 |
| 4600634 |
Flexible fibrous endothermic sheet material for fire protection |
Jul. 15, 1986 |
| 4598514 |
Suspension ceiling grid runner with expansion means |
Jul. 8, 1986 |
| 4581866 |
Protection of expanded material and other flammable materials of low compression strength from fire, especially in structural bearings |
Apr. 15, 1986 |
| 4574454 |
Method of constructing fire resistant enclosures |
Mar. 11, 1986 |
| 4573297 |
Economy poke-thru |
Mar. 4, 1986 |
| 4559745 |
Devices for the fire stopping of plastics pipes |
Dec. 24, 1985 |
| 4554695 |
Vehicular road block |
Nov. 26, 1985 |
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